Seeking help on my managerial finance homework. I completed the 1st two portions and needing help solving the remaining balance at the bottom.

Your have just sold your house for $1,000,000 in cash. Your mortgage was originally a 30year mortgage with monthly payments and an initial balance of $750,000. The mortgage is currently exactly 18.50 years old. and you have just made a payment. Ifthe interest rate on the mortgage is 7.75% (APR), how much cash will you have from the sale once you pay off the mortgage? (Ignore any real estate transaction costs.) The discount rate is $4533 % per month. (Round to five decimal places.) The monthly mortgage payment is $ 5373.09 . (Round to the nearest cent.) The remaining balance is $ . {Round to the nearest dollar.)